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Email
sales@marshall-tufflex.com
www.marshall-tufflex.com
Underfloor to desk
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Technical information
Series 507
Raised floor boxes
Three and four compartment boxes
and a range of grommets that can be
configured to meet client requirements
for accessing multiple services
concealed below a raised floor system.
Material
• Lid/trim: polypropylene grey RAL 7011
• Box assembly: galvanised steel
• Load plate: galvanised steel
• Accessory plate: plastisol RAL 7044
Installation
• Box module has 20 and 25mm
knockouts (pre-wired options
available).
• Mounting plates:
3 compartment = 185 x 95mm
4 compartment = 185 x 71mm
• Standard accessory mounting plates
available depending on suitability of
floor box configuration.
• Cable covers protect cables when lid
is closed.
• Detailed installation instructions are
supplied in box.
6mm Flooring
Recess
35.6mm
Depth
of void
83mm
40mm
internal
Dimensions
Box type
Nominal
trim size
(L1 x W1)
No of
compartments
Cut out
dimensions
(L2 x W2)
Accessory Plate
Dimensions
URF32
355 x 255mm 3
322 x 222mm 185 x 95mm
URF42
355 x 255mm 4
322 x 222mm 185 x 71mm
General tolerance
+3mm
Series 507
Grommets
Material
• ABS Flame retardant
• Flammability: UL94 V-O at 2.0mm
• Colour: polypropylene grey RAL 7011
• Lid: captive screwdown
• Lid recess: 15mm for extra strength
• Through power/data options
Dimensions
For dimensions of non standard boxes
and trims, contact Technical Hotline on
01424 856688.
Care should be taken to ensure that box
edges are smoothed and free from burrs.
Standards
• Steel load plate: withstands working
loads to PSAMOB PF2PS January 1990
(specification for raised floors).
Cut out dimensions
W1
W2
L2
L1
Ø125
Ø140
51
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